Home / 3,220,915.43-4,831,246.89-1,090,999.46

Finding the Fourth Proportional to 3,220,915.43, 4,831,246.89 and 1,090,999.46

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Solution

The fourth proportional to 3,220,915.43, 4,831,246.89 and 1,090,999.46 is: 1,636,456.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,915.43 : 4,831,246.89 = 1,090,999.46 : x
  2. Step 2: Convert to fraction form
    3,220,915.43/4,831,246.89 = 1,090,999.46/x
  3. Step 3: Cross multiply
    3,220,915.43x = 4,831,246.89 × 1,090,999.46
  4. Step 4: Simplify right side
    3,220,915.43x = 5,270,887,723,960.45
  5. Step 5: Solve for x
    x = 5,270,887,723,960.45/3,220,915.43
  6. Step 6: Final answer
    x = 1,636,456.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.